1. Wash the big stick bones and chop them in half, add cold water to the pot, add the stick bones and stew together with all the accessories, boil over high heat and skim the foam until the stick bones are cooked through.
2. After the bones are cooked, add the cleaned beans and potato pieces, and stew them together.
3. If the dish is light, you can add some salt.
4. Until the beans and potatoes are cooked through.
5. Lay out
6. Marrow oil close-up.
